Table 1.
Feeding and mortality rates of mosquitoes during infection trials with D. immitis and B. pahangi.
| Species of mosquito | No. of mosquitoes |
|||||||
|---|---|---|---|---|---|---|---|---|
| Total mosquitoes | No. of engorged mosquitoes with blood meal N (%) | Average no. of mortality daily (range) | Mortality rates (%) |
No. of surviving more than 14 days (N) | ||||
| 1 dpi N (%) |
7 dpi N (%) |
14 dpi N (%) |
||||||
| D. immitis | ||||||||
| Laboratory strain | ||||||||
| Ae. aegypti | 13 | 10 (76.7) | 0.35 (0–1) | 0 | 1 (10.0) | 5 (50.0) | 5 | |
| Cx. quinquefasciatus | 15 | 5 (33.3) | 0.07 (0–1) | 0 | 1 (20.0) | 1 (20.0) | 4 | |
| Ae. togoi | 29 | 24(82.6) | 0.71 (0–4) | 0 | 5 (20.8) | 10 (41.7) | 14 | |
| An. dirus | 14 | 14(100) | 1.00 (0–2) | 0 | 3 (21.4) | 10 (71.4) | 4 | |
| Field strain | ||||||||
| Ae. albopictus | 13 | 13(100) | 0.79 (0–3) | 1 (0.08) | 6 (46.2) | 11 (84.6) | 2 | |
| Cx. vishnui | 24 | 10(41.7) | 0.36 (0–1) | 1 (10.0) | 1 (10.0) | 5 (50.0) | 5 | |
| B. pahangi | ||||||||
| Laboratory strain | ||||||||
| Ae. albopictus | 18 | 17(94.4) | 0.43 (0–1) | 2 (11.8) | 4 (23.5) | 6 (35.3) | 11 | |
| Ae. aegypti | 14 | 12(81.0) | 0.57 (0–1) | 1 (8.3) | 5 (41.7) | 8 (66.7) | 4 | |
| Cx. quinquefasciatus | 19 | 6(31.6) | 0.14 (0–1) | 1 (1.7) | 1 (1.7) | 2 (33.3) | 4 | |
| Ae. togoi | 36 | 30(83.3) | 1.29 (0–4) | 1 (3.3) | 8 (26.6) | 18 (60.0) | 12 | |
| An. dirus | 19 | 12(63.2) | 0.57 (0–5) | 0 | 4 (33.3) | 12 (100.0) | 0 | |
| Field strain | ||||||||
| Ae. albopictus | 22 | 21(95.5) | 1.0 (0–7) | 4 (19.0) | 6 (28.6) | 14 (66.6) | 7 | |
| Cx. vishnui | 26 | 11(42.3) | 0.64 (0–3) | 0 | 4 (36.4) | 9 (81.8) | 2 | |
| Ae. aegypti | 3 | 3(100) | 0.07 (0–1) | 0 | 1 (33.3) | 1 (33.3) | 2 | |
| Negative control | ||||||||
| Laboratory strain | ||||||||
| Ae. togoi | 50 | 40(80) | 0.2 (0–2) | 0 | 3(7.5) | 8(20.0) | 32 | |